It must be atractive and functional.
No stories added, it's the way road handlebars has to be. We use it to rest our hands on every time we go out riding and it is always visible. From simple or sophisticated graphics to variable widths, diameters and shapes can be selected according to the riders biometrics and likes.
The main goal manufacturers aim for is to provide a greater stiffness, weight and safety for all different disciplines from sprinting, climbing and marathons, thus making sure your hands are comfortable and firm on the handlebars.
Companies like "Ritchey" and "Deda Elements" offer products increasingly aerodynamic and comfortable thanks to the forms based on biomechanical studies and ultra modern materials such as Carbon and aluminium, keeping an eye on the aesthetics of the bike, also offering stems and seats to match the new handlebar so as to harmonize the look of their bike.